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. 2016 Aug 3;4:76–84. doi: 10.1016/j.dadm.2016.07.002

Table 3.

Enriched Aβ groups: baseline cognition and 24-month rates

Variable Nonenriched (N = 293)
Aβ+ enriched (N = 60)
Mean (SD) Range Mean (SD) Range
Baseline cognition
 MMSE 29.1 (1.11) 24–30 28.9 (1.34) 24–30
 ADAS13 8.6 (3.96) 0–20 12.2 (3.89) 1–24
 dMemory 13.7 (3.13) 6–23 11.1 (3.32) 5–19
 iMemory 14.5 (3.03) 5–23 11.9 (3.34) 3–21
 dAVLT 7.9 (3.88) 0–15 5.6 (3.61) 0–15
 iAVLT 55.1 (12.57) 21–86 45.6 (9.97) 23–74
 Trails A 32.5 (9.72) 14–77 41.0 (13.68) 22–90
 Trails B 76.9 (34.47) 32–300 113.6 (47.36) 51–251
 Category fluency 21.0 (5.50) 6–38 18.8 (5.01) 7–28
24-month rates
 MMSE −0.05 (0.09) −0.54 to 0.05 −0.12 (0.11) −0.40 to 0.03
 ADAS13 −0.27 (0.34) −0.94 to 1.19 0.13 (0.46) −0.81 to 1.33
 dMemory 0.32 (0.49) −1.15 to 1.58 −0.29 (0.61) −1.32 to 1.49
 iMemory 0.49 (0.23) −0.21 to 1.10 0.24 (0.26) −0.25 to 1.07
 dAVLT 0.30 (0.42) −1.37 to 1.50 −0.04 (0.43) −1.00 to 1.17
 iAVLT 1.16 (0.92) −1.55 to 4.20 0.33 (0.95) −1.99 to 3.06
 Trails A −0.89 (1.75) −5.01 to 14.26 0.24 (2.98) −6.85 to 16.37
 Trails B −0.84 (4.02) −23.22 to 17.36 3.62 (8.77) −16.24 to 33.90
 Category fluency 0.05 (0.42) −1.08 to 1.86 −0.16 (0.47) −1.21 to 1.28